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Publication of FR352794ApublicationCriticalpatent/FR352794A/fr
G04F3/00—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals with driving mechanisms, e.g. dosimeters with clockwork
G—PHYSICS
G04—HOROLOGY
G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
G04C23/00—Clocks with attached or built-in means operating any device at preselected times or after preselected time-intervals
G04C23/38—Mechanisms measuring a chosen time interval independently of the time of day at which interval starts
G04C23/48—Mechanisms measuring a chosen time interval independently of the time of day at which interval starts acting at the ends of successive time intervals
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General Physics & Mathematics
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FR352794D1905-03-281905-03-28Appareil controleur pour interrupteurs électriques
ExpiredFR352794A
(fr)